japanesevur.blogg.se - Edit m4a files audacity

If the podcast contains a lot of music you may prefer to use stereo, but higher bit-rates will probably be required (bigger file size).Ħ4 kbps CBR mono can give reasonable quality for voice if you are wanting to minimise the file size.ĩ6 kbps CBR mono can give excellent quality for voice.ġ28 kbps CBR stereo can give reasonable quality where stereo is required.ġ92 kbps CBR stereo can give very good quality where stereo is required.Ģ56 kbps VBR stereo can give excellent quality stereo music, though not recommended for streaming.MP3 vs. For voice only podcasts, mono is usually preferred as you can achieve better sound quality with less data. The choice of mono/stereo depends on the type of podcast.

MP3 (universal support, small files, lossy)įor Podcast, "CBR" (constant bit-rate) is recommended, and not "VBR" (variable bit-rate).

This means:Įnsure Project Rate at the bottom left of the Audacity project window is set to "44100" Hz. It is strongly recommended you export a standard "CD quality" 44100 Hz, 16-bit stereo WAV or AIFF to make sure Apple Music/iTunes understands the file. If you want a perfect lossless copy of your audio, or to burn it in Apple Music/iTunes to an audio CD for playing on any CD player, you should choose WAV or AIFF.

WAV or AIFF (universal support, lossless, best for CD burning).

Compressed audio formats:MP3 Ogg Vorbis, FLAC and MP2.

Uncompressed audio formats: most WAV and AIFF files including all PCM variants.

The software patent on LAME encoding library has expired, so now the LAME library for MP3 export is built-in with Audacity for Windows and MacĪudacity as shipped can import or export the following audio formats:

Re Downloading Lame MP3 encoders because of copyrights

never do production work in MP3, instead work with a lossless format such as WAV, AIFF or FLAC and for final use then export to MP3. If you import an MP3 into Audacity, edit it then export it as an MP3, you will lose quality once in the original MP3 encoding of the imported audio, then again when you export it from Audacity as MP3.